Of the three, just one is rated "Critical" while the other two
are rated "Important." The critical bulletin, as well as one of the
bulletins classified as important, impacts Microsoft Windows. The other
bulletin affects Microsoft Office.

All totaled, the bulletins will close four security issues, blogged Angela Gunn, of Microsoft's Trustworthy Computing Group.

"The upcoming Patch Tuesday includes a fix for a DLL Hijacking
vulnerability in the Microsoft Groove application," said HD Moore,
Rapid7's chief security officer and Metasploit chief architect. "This
was one of the hundreds of flaws discovered last year by both Rapid7
and another security firm. I am glad to see that Microsoft is making
progress on these vulnerabilities and continuing to fix affected
applications."